99130212 has 36 divisors (see below), whose sum is σ = 251059536. Its totient is φ = 32980080.

The previous prime is 99130181. The next prime is 99130259. The reversal of 99130212 is 21203199.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18787 + ... + 23477.

It is an arithmetic number, because the mean of its divisors is an integer number (6973876).

Almost surely, 2^99130212 is an apocalyptic number.

It is an amenable number.

99130212 is an abundant number, since it is smaller than the sum of its proper divisors (151929324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99130212 is a wasteful number, since it uses less digits than its factorization.

99130212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5288 (or 5283 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 99130212 is about 9956.4156200914. The cubic root of 99130212 is about 462.8092299676.

The spelling of 99130212 in words is "ninety-nine million, one hundred thirty thousand, two hundred twelve".